This is a reference entry from React error codes. A full explanation with fixes has not been written yet.
Client Functions cannot be passed directly to Server Functions. Only Functions passed from the Server can be passed back again.
%s is filled in by React at runtime.
- Category
- Minified React error
- Severity
- error
- Runtime
- both
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Source: React error codes. Data fetched 2026-09-25T01:43:12.929Z.